it's a risky move that could cause conflict of supporters of mohammed morsi. the riot police seem to have the protestors bottled up in the square. the goal to march on the presidential palace failed today for the opposition. jenna: the question is whether we are headed toward potentially more violence in the streets. we'll keep an eye on what is happening in the streets today. jon: high levels of a deadly gas forced the evacuation of an elementary school forcing dozen of students to the hospital. an update on that story moments away jon: potentially deadly levels of carbon monoxide at an atlantiat atlanta elementary school. >> reporter: there is no law in the state of georgia that requires schools or buildings to install carbon monoxide detectors. this is an invisible gas that can be very, very dangerous when it's found in high levels, and so this happened at a school outside of atlanta, they were fixing a faulty boiler, the boiler went bad causing the carbon monoxide fumes to seep into the school. over 40 kids and seven adults were all sickened because of thi